The program has, after having been run, produced two sparsity
patterns. We can visualize them using GNUPLOT:
<pre><code>
- set data style points
- plot "sparsity_pattern.1"
+examples/step-2> gnuplot
+
+ G N U P L O T
+ Version 3.7 patchlevel 3
+ last modified Thu Dec 12 13:00:00 GMT 2002
+ System: Linux 2.6.11.4-21.10-default
+
+ Copyright(C) 1986 - 1993, 1998 - 2002
+ Thomas Williams, Colin Kelley and many others
+
+ Type `help` to access the on-line reference manual
+ The gnuplot FAQ is available from
+ http://www.gnuplot.info/gnuplot-faq.html
+
+ Send comments and requests for help to <info-gnuplot@dartmouth.edu>
+ Send bugs, suggestions and mods to <bug-gnuplot@dartmouth.edu>
+
+
+Terminal type set to 'x11'
+gnuplot> set data style points
+gnuplot> plot "sparsity_pattern.1"
</code></pre>
</p>
<TABLE WIDTH="60%">
<tr>
<td>
-<IMG SRC="step-2.data/sparsity_pattern_1.jpg" ALT="sparsity-pattern-1" WIDTH="300">
+<a href="step-2.data/sparsity_pattern_1.jpg">
+<IMG SRC="step-2.data/sparsity_pattern_1.jpg" ALT="sparsity-pattern-1"
+WIDTH="300">
+</a>
</td>
<td>
-<IMG SRC="step-2.data/sparsity_pattern_2.jpg" ALT="sparsity-pattern-2" WIDTH="300">
+<a href="step-2.data/sparsity_pattern_2.jpg">
+<IMG SRC="step-2.data/sparsity_pattern_2.jpg" ALT="sparsity-pattern-2"
+WIDTH="300">
+</a>
</td>
</tr>
</table>